Catalog › Hardware and Abrasives › FSC 5310 › 5310-00-274-8710

Lock Washer P/N MS35338-62

Not on our shelf — we can source it

NSN 5310-00-274-8710 5310002748710 NIIN 002748710

NSN 5310-00-274-8710 — Lock Washer — is item 5 of figure 343, Heater, Filter, and Attaching Hardware, M997, M997A1, and M997A2 Ambulance, in TM 9-2320-280-24P. It is not on our shelf right now, and we can source it: tell us the quantity and we will come back with availability and a price, usually the same business day. Low-cost part: quoted by the line, $50 minimum per line.

FLIS item name: WASHER,LOCK
Federal supply class: FSC 5310 — Nuts and Washers
Used on: MRAP RG-33 and RG-33 Auv
Platform: HMMWV parts · MRAP parts

In the parts manual

Manual	Figure	Item	Fits
TM 9-2320-280-24P	Fig. 343 — Heater, Filter, and Attaching Hardware, M997, M997A1, and M997A2 Ambulance	5	HMMWV: M997, M997A1, M997A2
TM 9-2320-280-24P	Fig. 497 — Evaporator Blower Motor Assembly Covers, M997, M997A1, and M997A2 Ambulance	2	HMMWV: M997, M997A1, M997A2
TM 9-2320-280-24P	Fig. 498 — Evaporator Blower Motor Assembly, M997, M997A1, and M997A2 Ambulance	11	HMMWV: M997, M997A1, M997A2

From the Army repair parts manual's parts list and its usable-on codes. The figure page shows the exploded drawing and every other part in the assembly.

Specifications

Material thickness: 0.047–0.053 in
Material: Overall Steel Comp 1060 or Steel Comp 1561 or Steel Comp 1064 or Steel Comp 1065 or Steel Comp 1566 or Steel Comp 1069 or Steel Comp 1070 or Steel Comp 1572 or Steel Comp 1074 or Steel Comp 1075 or Steel Comp 1080
Outside diameter: 0.334 in maximum
Hardness rating: Rockwell C Minimum 45.0 and Rockwell C Maximum 53.0
Surface treatment: Overall Phosphate
Hole diameter: 0.194–0.202 in
Material document and classification: Overall Fed STD Single Material Response 66
Surface treatment document and classification: Overall MIL Spec Single Treatment Response -IL--16232 TY Z

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Questions

Is NSN 5310-00-274-8710 available?
SECO Parts does not have NSN 5310-00-274-8710 (Lock Washer) on the shelf right now. Request a quote and we will source it: we find hard-to-find NSNs every day and answer within one business day.

What does NSN 5310-00-274-8710 fit?
TM 9-2320-280-24P lists NSN 5310-00-274-8710 in figure 343 (Heater, Filter, and Attaching Hardware, M997, M997A1, and M997A2 Ambulance), item 5. On the HMMWV it fits m997, M997A1, M997A2.

How much does NSN 5310-00-274-8710 cost?
NSN 5310-00-274-8710 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line.

What is NSN 5310-00-274-8710?
NSN 5310-00-274-8710 (5310002748710) is the NATO Stock Number for lock washer in federal supply class 5310 (Nuts and Washers).

What part numbers cross-reference to NSN 5310-00-274-8710?
Part numbers that cross-reference this NSN include MS35338-62, 43W6335-40, 12Z22PC849. SECO can source against any of them.

How SECO quotes, ships and handles returns →

Cross-reference part numbers

MS35338-62 43W6335-40 12Z22PC849

Also referenced as

N405P9B11 AN935-10

Shown for identification only. We can source against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue
Unit of issue	HD hundred
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.