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NSN IPD4H0621

Valve Stem Guide

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

0.031 inches nominal aa end chamfer length, 45.0 aa end chamfer angle in deg, 0.031 inches nominal bb end chamfer length, 45.0 bb end chamfer angle in deg, 0.812 inches nominal aa end diameter.

NSN 2815-00-691-9957 Datasheet

(NSN) National Stock Number
2815-00-691-9957
(FSG) Federal Supply Group
28 - Engines, Turbines, and Components
(FSC) Federal Supply Classification
2815 - Diesel Engines and Components
(NIIN) National Item Identification Number
00-691-9957
Requires Demilitarization
Yes
(INC) Item Name Code
32562
Date
Sun, Jan 1, 1961
Schedule B Code
8409998000
Aa End Chamfer Length
0.031 inches nominal
Aa End Chamfer Angle In Deg
45.0
Aa End Diameter
0.812 inches nominal
Bb End Chamfer Angle In Deg
45.0
Bb End Chamfer Length
0.031 inches nominal
Bb End Shank Diameter
0.813 inches nominal
Bore Counterbore
not included
Bore Countersink
not included
Bore Diameter
0.4400 inches minimum and 0.4410 inches maximum
Length From Aa End To Largest Diameter Face
0.439 inches minimum and 0.444 inches maximum
Major Diameter Length
0.431 inches minimum and 0.436 inches maximum
Outside Diameter
1.562 inches nominal
Overall Length
4.250 inches nominal
Shoulder Diameter
1.062 inches nominal
Shoulder Length
0.875 inches nominal
Shoulder Second Fillet Radius
0.031 inches nominal

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
U - Precious metal content is unknown
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Source of Supply Code
S9C - Defense supply center columbus, ohio 43215
Pseudo Item Name Code
0032562

Cross Reference

CAGE Codes

11083
Caterpillar Inc Div Caterpillar Defense
U.s./canadian manufacturers
31033
Trw Inc Trw Intl Trade Government Sales Dept
U.s./canadian manufacturers
55883
Industrial Parts Depot, Llc Dba Ipd
U.s./canadian manufacturers

Freight Information

Schedule B & Trade

Schedule B
8409-99-8000
Description
parts for compression-ignition internal combustion piston engines (diesel), nesoi
End Use
21100 - Industrial engines
Unit of Quantity
KG
USDA
Yes
(SITC) Standard International Trade Classification
71392
(NAICS) North American Industrial Classification System
333618

Questions & Answers

  1. What is the FSCG of the NSN 2815-00-691-9957?

    The FSCG of the NSN 2815-00-691-9957 is 2815

  2. Does the NSN 2815-00-691-9957 have a Schedule B code assigned?

    Yes, the Schedule B code is 8409998000

  3. Does NSN 2815-00-691-9957 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  4. Does NSN 2815-00-691-9957 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 2815-00-691-9957 contain hazardous materials?

    Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

  6. When the NSN 2815-00-691-9957 was assigned to the Federal Catalog?

    It was assigned 65 years ago, on Sun, Jan 1, 1961

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